745439694 has 8 divisors (see below), whose sum is σ = 1490879400. Its totient is φ = 248479896.

The previous prime is 745439687. The next prime is 745439707. The reversal of 745439694 is 496934547.

It is a happy number.

745439694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

745439694 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62119969 + ... + 62119980.

It is an arithmetic number, because the mean of its divisors is an integer number (186359925).

Almost surely, 2^745439694 is an apocalyptic number.

745439694 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745439694 is a wasteful number, since it uses less digits than its factorization.

745439694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124239954.

The product of its digits is 3265920, while the sum is 51.

The square root of 745439694 is about 27302.7415106982. The cubic root of 745439694 is about 906.7150790242.

The spelling of 745439694 in words is "seven hundred forty-five million, four hundred thirty-nine thousand, six hundred ninety-four".